$\"\"$

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Using a proportion that relates the values.

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$\"\"$ (Apply Joint variation)

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Substitute $\"\"$ .

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$\"\"$ $\"\"$

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Apply Cross multiplication: $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$ (Multiply each side by $\"\"$ )

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$\"\"$

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Therefore, the value of y is $\"\"$ . $\"\"$

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The value of y is $\"\"$ .